numbers, out today, suggest global growth is more robust than believed. china's export growth rebounded sharply, in december, hitting a seven month high. here in the u.s., new claims for unemployment insurance rose by 4,000 in the past week, to 371,000. but the number of continuing claims, fell to a four-and-a- half year low. that helped u.s. stocks move higher, the dow rose 80 points, the nasdaq added 16, the s&p up 11. january has historically been the best month to invest in small cap stocks. and this year is off to a strong start. the russell 2000 index of those smaller companies is up 7% in the past month, twice the return of the s&p 500. here's erika miller in new york. >> reporter: large caps tend to get most of the attention on wall street. and they're doing well this year, thanks to the resolution of the fiscal cliff. but it's the small caps that have quietly snuck up to all time highs.